Hi Matias,
You are obviously right! I fixed the implementation of PdfNamesTree::HasValue.
Does this change fix the first problem you reported?
Cheers,
Dominik
On Thursday, January 06, 2011 04:54:48 pm Matias wrote:
> I found a seeming bug in PdfNamesTree::HasValue whilst trying to debug this
> issue. As Leonard helpfully pointed out, I should drop the / from in front
> of the name. I put it there in confusion because HasValue returned false
> if I queried for the key name without the slash. Well, as it turns out,
> the definition of PdfNamesTree::HasValue is as follows:
>
> bool PdfNamesTree::HasValue( const PdfName & tree, const PdfString & key )
> const {
> return ( this->GetValue( tree, key) == NULL );
> }
>
> Surely it should be != NULL ?
>
> > I have a PdfAnnotation* stored in a variable named ann. The destination
> > of this PDF annotation is a named object in the document (a page
> > object). I've checked that ann->HasDestination() returns true for it.
> > However, if I try the following, I get an EXC_BAD_ACCESS: PdfDestination
> > destination = ann->GetDestination();
> >
> > Furthermore, if I try and resolve the destination of the object in the
> > following way through the /Dests names tree of the document, I get a
> > NULL back:
> >
> > PdfDictionary dict = ann->GetObject()->GetDictionary();
> > PdfObject *indirKey = ann->GetObject()->GetIndirectKey("Dest");
> > cerr << indirKey->GetString().GetStringUtf8(); //returns the name of the
> > named object correctly
> >
> > PdfNamesTree *namesTree = doc->GetNamesTree();
> > PdfObject *dests = namesTree->GetDestsNode();
> > PdfString str = indirKey->GetString();
> > PdfObject *indirObj = dests->GetIndirectKey(str.GetStringUtf8());
> >
> > if (namesTree->HasValue(PdfName("/Dests"),str)) {
> >
> > PdfObject *destObj = namesTree->GetValue(PdfName("/Dests"),
> > indirKey->GetString());
> >
> > if (!destObj) {
> >
> > cerr << "Value is NULL!"; //this code is reached, and it
> > shouldn't?
> >
> > }
> >
> > }
> >
> > Any ideas of what I am doing wrong? Does this have something to do with
> > lazy loading and accessing an indirect key perhaps?
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to consolidate database storage, standardize their database environment, and,
should the need arise, upgrade to a full multi-node Oracle RAC database
without downtime or disruption
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